Coleman Reese, an accountant at Wayne Enterprises, deduces that Bruce is Batman and tries to go public with the information.
Not wanting Reese's revelation to interfere with his plans, the Joker threatens to destroy a hospital unless someone kills Reese.
Batman races to save Rachel, while Gordon attempts to rescue Dent.
Batman arrives at the building, but realizes that the Joker sent him to Dent's location instead.
A gang of criminals rob a Gotham City mob bank, double-crossing and murdering each other until only the mastermind remains: the Joker, who escapes with the money.
Batman, District Attorney Harvey Dent and Lieutenant Jim Gordon form an alliance to rid Gotham of organized crime.
Before the police arrive to take the Joker into custody, he gloats that Gotham's citizens will lose hope once Dent's rampage becomes public knowledge.
Batman finds Lau in Hong Kong and brings him back to Gotham to testify, allowing Dent to apprehend the entire mob. Before he can, however, Dent announces that he is Batman.Batman finds the Joker by using a sonar device that spies on the entire city, with the reluctant help of Lucius Fox.Both the civilians and the prisoners refuse to kill each other, while Batman apprehends the Joker after a brief fight.The Dark Knight is a 2008 superhero film directed, co-produced, and co-written by Christopher Nolan.Featuring the DC Comics character Batman, the film is the second part of Nolan's The Dark Knight Trilogy and a sequel to 2005's Batman Begins, starring an ensemble cast including Christian Bale, Michael Caine, Heath Ledger, Gary Oldman, Aaron Eckhart, Maggie Gyllenhaal and Morgan Freeman.